<template>
  <div class="permission">
    <!-- 靠右的按钮 -->
    <page-tools>
      <template v-slot:after>
        <el-button type="primary" size="small" @click="addPermission(1,'0',)">添加权限</el-button>
      </template>
    </page-tools>
    <!-- 表格 -->
    <el-table border :data="permissionList" row-key="id">
      <el-table-column align="center" label="名称" prop="name" />
      <el-table-column align="center" label="标识" prop="code" />
      <el-table-column align="center" label="描述" prop="description" />
      <el-table-column align="center" label="操作">
        <template #default="{row}">
          <el-button v-if="row.type === 1" type="text" @click="addPermission(2,row.id)">添加</el-button>
          <el-button type="text" @click="editPermission(row.id)">编辑</el-button>
          <el-button type="text" @click="delPermission(row.id)">删除</el-button>
        </template>
      </el-table-column>

    </el-table>
    <!-- 放置一个弹层 用来编辑新增节点 -->
    <el-dialog :title="`${showText}权限点`" :visible="showDialog" @close="btnCancel">
      <!-- 表单 -->
      <el-form ref="perForm" :model="formData" :rules="rules" label-width="120px">
        <el-form-item label="权限名称" prop="name">
          <el-input v-model="formData.name" style="width:90%" />
        </el-form-item>
        <el-form-item label="权限标识" prop="code">
          <el-input v-model="formData.code" style="width:90%" />
        </el-form-item>
        <el-form-item label="权限描述">
          <el-input v-model="formData.description" style="width:90%" />
        </el-form-item>
        <el-form-item label="开启">
          <el-switch
            v-model="formData.enVisible"
            active-value="1"
            inactive-value="0"
          />
        </el-form-item>
      </el-form>
      <el-row slot="footer" type="flex" justify="center">
        <el-col :span="6">
          <el-button size="small" type="primary" @click="btnOK">确定</el-button>
          <el-button size="small" @click="btnCancel">取消</el-button>
        </el-col>
      </el-row>
    </el-dialog>
  </div>
</template>

<script>
import { getPermissionList, delPermission, getPermissionDetail, addPermission, updatePermission } from '@/api/permisson'
import { listToTreeData } from '@/utils'
export default {
  data() {
    return {
      permissionList: [],
      formData: {
        name: '',
        code: '',
        description: '',
        type: '',
        pid: '',
        enVisible: '1'
      },
      rules: {
        name: [
          { required: true, message: '该项不能为空', trigger: 'blur' },
          { max: 10, message: '不能超过10个字符', trigger: 'blur' }
        ],
        code: [
          { required: true, message: '该项不能为空', trigger: 'blur' },
          { max: 20, message: '不能超过20个字符', trigger: 'blur' }
        ]
      },
      showDialog: false
    }
  },
  computed: {
    showText() {
      return this.formData.id ? '编辑' : '新增'
    }
  },
  created() {
    this.getPermissionList()
  },
  methods: {
    // 获取权限列表
    async getPermissionList() {
      this.permissionList = listToTreeData(await getPermissionList(), '0')
    },
    // 删除权限
    async delPermission(id) {
      await this.$confirm('是否确认删除')
      await delPermission(id)
      this.$message.success('删除成功')
      this.getPermissionList
    },
    // 添加按钮
    addPermission(type, pid) {
      this.formData.type = type
      this.formData.pid = pid
      this.showDialog = true
    },
    // 编辑按钮
    async editPermission(id) {
      this.formData = await getPermissionDetail(id)
      this.showDialog = true
    },
    // 弹窗确定
    async btnOK() {
      await this.$refs.perForm.validate()
      if (this.formData.id) {
        updatePermission
      } else {
        await addPermission(this.formData)
      }
      this.$message.success('操作成功')
      this.getPermissionList()
      this.showDialog = false
    },
    // 弹窗取消
    btnCancel() {
      // 重置
      this.formData = {
        name: '',
        code: '',
        description: '',
        type: '',
        pid: '',
        enVisible: '1'
      }
      this.$refs.perForm.resetFields()
      this.showDialog = false
    }
  }
}
</script>

<style lang="scss" scoped>

</style>
